[Cbe-oss-dev] Current upstream crash without CONFIG_NUMA

Arnd Bergmann arnd at arndb.de
Mon Oct 9 20:36:05 EST 2006


On Monday 09 October 2006 12:21, Benjamin Herrenschmidt wrote:
> 
> > If we make the assumption that a NUMA node is exactly the same as a
> > CBEA node (as we do in a few places), that has causes problems on
> > older firmware that does not have the ibm,associativity properties
> > in place. I'm not sure at what time we can deprecate those, but it
> > sounds like a good path for the future.
> 
> So I drop spe's that are on a node >= MAX_NUMNODES at discovery time ?
> 
> I should at least add a warning tho ...
> 
> Is that ok ?

It's more than that. The problem is basically the same for any resources
that are per CBE, e.g. IIC, IOMMU or the pervasive unit, so the solution
should also use the same mechanism.

	Arnd <><



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